There's something. Little guys could have more easily chewed on the harness for my trailer hitch, for example, or the main harness - thankfully they didn't, it

There's something. Little guys could have more easily chewed on the harness for my trailer hitch, for example, or the main harness - thankfully they didn't, it might have totaled the vehicle - but went for the new stuff. There's enough anecdotal evidence to warrant a real experiment on whether rodentia prefer new plastics over old.